Commit 9402e959 authored by Mikulas Patocka's avatar Mikulas Patocka Committed by Mike Snitzer

dm crypt: fix GFP flags passed to skcipher_request_alloc()

GFP_KERNEL is not supposed to be or'd with GFP_NOFS (the result is
equivalent to GFP_KERNEL). Also, we use GFP_NOIO instead of GFP_NOFS
because we don't want any I/O being submitted in the direct reclaim
path.

Fixes: 39d13a1a ("dm crypt: reuse eboiv skcipher for IV generation")
Cc: stable@vger.kernel.org # v5.4+
Signed-off-by: default avatarMikulas Patocka <mpatocka@redhat.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent 43069040
...@@ -717,7 +717,7 @@ static int crypt_iv_eboiv_gen(struct crypt_config *cc, u8 *iv, ...@@ -717,7 +717,7 @@ static int crypt_iv_eboiv_gen(struct crypt_config *cc, u8 *iv,
struct crypto_wait wait; struct crypto_wait wait;
int err; int err;
req = skcipher_request_alloc(any_tfm(cc), GFP_KERNEL | GFP_NOFS); req = skcipher_request_alloc(any_tfm(cc), GFP_NOIO);
if (!req) if (!req)
return -ENOMEM; return -ENOMEM;
......
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